Title: European barn swallows use melanin pigments to color their feathers brown
Abstract: Kevin J. McGraw, Rebecca J. Safran, Matthew R. Evans, and Kazumasa Wakamatsu Department of Neurobiology and Behavior, Cornell University, Ithaca, NY 14853, USA, Department of Ecology and Evolutionary Biology, Cornell University, Ithaca, NY 14853, USA, Centre for Ecology and Conservation, University of Exeter in Cornwall, Tremough Campus, Penryn, Cornwall, TR5 0XT, UK, and Fujita Health University, School of Health Sciences, Toyoake, Aichi 470-1192, Japan